Respuesta :

Ab^2+ab^2
Hope it helps
ohiogina70

Answer:

a² + 2ab + b² + a² - 2ab + b²

2a² + 2b²

Step-by-step explanation:

Remember (a + b)² = a² + 2ab + b²

            and (a - b)² = a² - 2ab + b²